I recently had this problem with a misconfigured printer on our network. Turned out that the subnet mask was improperly set. Once that was fixed, the messages stopped.
Ernest Johanson Web Systems Administrator Fuller Theological Seminary On Tue, 23 Nov 1999, Colin Watson wrote: > Date: Tue, 23 Nov 1999 22:15:51 +0000 > From: Colin Watson <[EMAIL PROTECTED]> > To: [EMAIL PROTECTED] > Cc: debian-user@lists.debian.org > Subject: Re: ICMP error > > Vicente Torres wrote: > >I receive hundreds of times pro day > >the following message on my text screens: > > > >193.152.56.57 sent an invalid ICMP error to a broadcast > > > >?Can I do anything to avoid receiving this message? > > I had the same problem, due to an apparently misconfigured LANManager > server on this network. I used a firewall to filter it out: > > ipchains -A input -j DENY -p icmp -s 131.111.212.123 > > ... on > 2.1.101 or 2.2 kernels, or: > > iptables -A INPUT -j DROP -p icmp -s 131.111.212.123 > > ... on 2.3 kernels. (Can't remember what you need for 2.0 and <= 2.1.101 > kernels (ipfwadm), sorry.) > > -- > Colin Watson [EMAIL PROTECTED] > Trinity College, Cambridge, and Computer Science [riva.ucam.org] >
